For many millions of years, our planet has experienced glacial periods followed by warmer periods. A crucial role in these changes might come from the orbital motion of our planet. By studying how our ...

The analysis revealed that the glacier's flow sped up on a daily and twice-daily basis. The first boost is likely because of daily increases in meltwater flow when the daytime air temperature ...

As the ice moves down the mountain it does so in a circular motion which further deepens the hollow, leaving a lip at the end. When the ice melts this hollow can fill with water. These are now ...

If you’ve ever looked at Mars through a telescope, you probably noticed its two polar ice caps. The northern one is made largely of water ice—the most obvious sign that Mars was once a wetter, warmer ...